periscope

English

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periscope¹

  • /ˈpɛɹɪskəʊp/ UK
  • /ˈpɛɹɪskoʊp/ US
  • /ˈpeɹɪskəʉp/ Australia
  • /ˈpeɹəskɐʉp/ New Zealand
  • /ˈpɛɾɪskop/ Scotland
  • /ˈpɛɾɪskoːp/ Wales

Where it comes from

Formed in English from peri- + -scope.

noun periscopes

  1. A form of viewing device that allows the viewer to see things at a different height level and usually with minimal visibility. The waters grew suddenly lighter, and my spirits rose accordingly. I shouted down to those below that I saw daylight ahead, and a great shout of thanksgiving reverberated through the ship. A moment later we emerged into sunlit water, and immediately I raised the periscope and looked about me upon th
  2. obsolete A general or comprehensive view. […] will show it not only enlarging the periscope of knowledge, but contributing to the amelioration of the condition of unfortunate and suffering humanity […]

verb periscopes · periscoping · periscoped

  1. intransitive To rise and peer around, in the manner of a periscope. Thousands of ungainly black-beaked heads would periscope and freeze in the direction of the approaching intruder.

Periscope²

Where it comes from

From the brand name Periscope.

verb Periscopes · Periscoping · Periscoped

  1. Internet, intransitive, transitive To broadcast live video stream using Periscope app via phone or tablet. Presidential candidate Hillary Clinton Periscoped her first major campaign rally with Olympian Michelle Kwan as the host of the live stream.

Translations

Every language

noun viewing device

Españolperiscopio
한국어잠망경 jammanggyeong
日本語潜望鏡 senbōkyō
中文潛望鏡 /潜望镜 qiánwàngjìng
Portuguêsperiscópio
Françaispériscope
DeutschPeriskop
Italianoperiscopio
Ελληνικάπερισκόπιο periskópio
Русскийпериско́п periskóp

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Cite this
MLA

"periscope." Wiktionary, via Micwyn, micwyn.com/word/periscope. Accessed 6 Nov. 2026.

APA

periscope. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/periscope

Chicago

"periscope." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/periscope.

BibTeX
@misc{periscope_2026,
  title = {periscope},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/periscope},
  urldate = {2026-11-06}
}